<template>
  <div class="register-container">
    <!-- 注册内容 -->
    <div class="register">
      <h3>
        注册新用户
        <span class="go"
          >我有账号，去 <a href="login.html" target="_blank">登录</a>
        </span>
      </h3>

      <!-- 
        作用域插槽：
          子 -> 父 通信的是对象数据
          v-slot="scoped"
          scoped.handleSubmit() 
          v-slot="{ handleSubmit }"

          handleSubmit(cb) 对整个表单进行校验，全部校验通过才会触发cb方法
       -->
      <ValidationObserver v-slot="{ handleSubmit }">
        <form @submit.prevent="handleSubmit(submit)">
          <!-- 
            ValidationProvider
              name 表单项的名称（建议和数据名称一致，数据名称和发送请求的参数名称一致）
              rules 表单校验规则（表单校验规则需要通过extend方法定义）
              v-slot="{ errors }" 得到表单校验失败的错误信息
              tag="div" 渲染成什么元素
              mode="lazy" 触发表单校验的时机（失去焦点）
           -->
          <ValidationProvider
            class="content"
            name="phone"
            rules="phoneRequired|phone"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>手机号:</label>
            <input type="text" placeholder="请输入你的手机号" v-model="phone" />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            name="code"
            rules="codeRequired|code"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>验证码:</label>
            <input type="text" placeholder="请输入验证码" v-model="code" />
            <button
              class="getcode"
              type="button"
              :disabled="isBtnDisabled"
              @click="getCode"
            >
              {{ time < 61 ? `还剩${time}s可重新发送` : "获取验证码" }}
            </button>
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            name="password"
            rules="passwordRequired|password"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>登录密码:</label>
            <input
              type="text"
              placeholder="请输入你的登录密码"
              v-model="password"
            />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="content"
            name="rePassword"
            :rules="`rePasswordRequired|rePassword:${password}`"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <label>确认密码:</label>
            <input
              type="text"
              placeholder="请输入确认密码"
              v-model="rePassword"
            />
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <ValidationProvider
            class="controls"
            name="isAgree"
            rules="isAgree"
            v-slot="{ errors }"
            tag="div"
            mode="lazy"
          >
            <input name="m1" type="checkbox" v-model="isAgree" />
            <span>同意协议并注册《尚品汇用户协议》</span>
            <span class="error-msg">{{ errors[0] }}</span>
          </ValidationProvider>
          <div class="btn">
            <button>完成注册</button>
          </div>
        </form>
      </ValidationObserver>
    </div>

    <!-- 底部 -->
    <div class="copyright">
      <ul>
        <li>关于我们</li>
        <li>联系我们</li>
        <li>联系客服</li>
        <li>商家入驻</li>
        <li>营销中心</li>
        <li>手机尚品汇</li>
        <li>销售联盟</li>
        <li>尚品汇社区</li>
      </ul>
      <div class="address">地址：北京市昌平区宏福科技园综合楼6层</div>
      <div class="beian">京ICP备19006430号</div>
    </div>
  </div>
</template>

<script>
import { ValidationProvider, ValidationObserver, extend } from "vee-validate";
import { required } from "vee-validate/dist/rules";
import { reqGetCode, reqRegister } from "@/api/user";
// 引入就会加载js的所有内容
import { phoneReg } from "@/utils/common-rules";

// const phoneReg = /^1[3-9][0-9]{9}$/;

const codeReg = /^[0-9]{6}$/;

extend("codeRequired", {
  ...required,
  message: "请输入验证码",
});

extend("code", {
  validate(val) {
    return codeReg.test(val);
  },
  message: "验证码不符合规范",
});

extend("rePasswordRequired", {
  ...required,
  message: "请输入确认密码",
});

extend("rePassword", {
  validate(val, { password }) {
    return password === val;
  },
  message: "两次密码输入不一致",
  params: ["password"], // 声明接受参数
});

extend("isAgree", {
  validate(val) {
    return val;
  },
  message: "请同意xxx用户协议",
});

export default {
  name: "SRegister",
  components: {
    ValidationProvider,
    ValidationObserver,
  },
  methods: {
    async submit() {
      // 表单校验成功了
      const { phone, code, password } = this;
      // 注册（注册没有响应）
      await reqRegister({ phone, code, password });
      // 跳转到登录页面
      this.$router.push("/login");
    },
    // 获取验证码
    async getCode() {
      // 1. 发送请求，获取验证码
      const code = await reqGetCode(this.phone);
      console.log(code); // 正常验证码是不会响应给前端的。
      // 2. 倒计时效果 setInterval setTimeout
      this.time--;

      this.timeId = setInterval(() => {
        this.time--;
        if (this.time <= 0) {
          this.time = 61;
          clearInterval(this.timeId);
        }
      }, 1000);
    },
  },
  beforeDestroy() {
    clearInterval(this.timeId);
  },
  data() {
    return {
      phone: "",
      code: "",
      password: "",
      rePassword: "",
      isAgree: false,
      time: 61,
    };
  },
  computed: {
    // 获取验证码按钮禁用功能
    isBtnDisabled() {
      // 3. 倒计时期间内，按钮禁用
      return !phoneReg.test(this.phone) || this.time < 61;
    },
  },
};
</script>

<style lang="less" scoped>
.register-container {
  .register {
    width: 1200px;
    height: 445px;
    border: 1px solid rgb(223, 223, 223);
    margin: 0 auto;

    h3 {
      background: #ececec;
      margin: 0;
      padding: 6px 15px;
      color: #333;
      border-bottom: 1px solid #dfdfdf;
      font-size: 20.04px;
      line-height: 30.06px;

      span {
        font-size: 14px;
        float: right;

        a {
          color: #e1251b;
        }
      }
    }

    div:nth-of-type(1) {
      margin-top: 40px;
    }

    .content {
      padding-left: 390px;
      margin-bottom: 18px;
      position: relative;

      label {
        font-size: 14px;
        width: 96px;
        text-align: right;
        display: inline-block;
      }

      input {
        width: 270px;
        height: 38px;
        padding-left: 8px;
        box-sizing: border-box;
        margin-left: 5px;
        outline: none;
        border: 1px solid #999;
      }

      img {
        vertical-align: sub;
      }

      .error-msg {
        position: absolute;
        top: 100%;
        left: 495px;
        color: red;
      }
    }

    .controls {
      text-align: center;
      position: relative;

      input {
        vertical-align: middle;
      }

      .error-msg {
        position: absolute;
        top: 100%;
        left: 495px;
        color: red;
      }
    }

    .btn {
      text-align: center;
      line-height: 36px;
      margin: 17px 0 0 55px;

      button {
        outline: none;
        width: 270px;
        height: 36px;
        background: #e1251b;
        color: #fff !important;
        display: inline-block;
        font-size: 16px;
      }
    }

    .getcode {
      height: 38px;
      margin-left: 10px;
      padding: 5px;
      &:disabled {
        color: #ccc;
        cursor: not-allowed;
      }
    }
  }

  .copyright {
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    line-height: 24px;

    ul {
      li {
        display: inline-block;
        border-right: 1px solid #e4e4e4;
        padding: 0 20px;
        margin: 15px 0;
      }
    }
  }
}
</style>
